Home / 31,177,282,581.86-43,025,208,046.90-16,904,591,307.15

Finding the Fourth Proportional to 31,177,282,581.86, 43,025,208,046.90 and 16,904,591,307.15

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Solution

The fourth proportional to 31,177,282,581.86, 43,025,208,046.90 and 16,904,591,307.15 is: 23,328,638,601.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,177,282,581.86 : 43,025,208,046.90 = 16,904,591,307.15 : x
  2. Step 2: Convert to fraction form
    31,177,282,581.86/43,025,208,046.90 = 16,904,591,307.15/x
  3. Step 3: Cross multiply
    31,177,282,581.86x = 43,025,208,046.90 × 16,904,591,307.15
  4. Step 4: Simplify right side
    31,177,282,581.86x = 727,323,557,937,946,034,176
  5. Step 5: Solve for x
    x = 727,323,557,937,946,034,176/31,177,282,581.86
  6. Step 6: Final answer
    x = 23,328,638,601.79

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.